When lives are at stake, every word counts. Investigation Discovery's all-new series, Deadly Demands presents six life-or-death hostage situations, unraveling the critical moments and complex relationships that led to these terrifying moments. Deadly Demands blends audio from the negotiations with expert testimony to offer a comprehensive look into the tensions and heightened emotions endured during terrifying standoffs.

Each episode examines the volatile factors and delicate history between the hostage and their taker, gaining insight into the taker's murderous motivations. Viewers learn about the situation as it unfolds alongside negotiators, hearing every shocking moment through audio from the negotiation tapes. Audiences also gain insight into the quick–thinking and incredible grace-under-fire required of these brave men and women who do everything they can to talk the hostage taker off the ledge—and to save innocent lives.